William Morrissey
Biography
William Morrissey is an American professional wrestler currently signed to All Elite Wrestling (AEW) under the ring name Big Bill. He is best known for his tenure with WWE, where he performed under the ring name Big Cass, a shortened version of his previous name Colin Cassady. In WWE, he came to prominence for his partnership with Enzo Amore, whom he teamed with from 2013 to 2017. Together, they won the NXT Year-End Award for Tag Team of the Year in 2015. He was brought up to Raw alongside Enzo Amore the day after WrestleMania 32. He was later moved to the SmackDown brand, where he had a brief feud with Daniel Bryan, before being released by the company in June 2018. After leaving WWE, he resumed teaming with Amore (now known as nZo) on the independent circuit. He worked in Impact Wrestling under the name of W. Morrissey.
Known For
Top 40 Movies
AEW WrestleDream 2024
2024
WWE Survivor Series 2016
2016
NXT TakeOver: Unstoppable
2015
WWE Money in the Bank 2016
2016
WWE SummerSlam 2016
2016
WWE Best of Raw & SmackDown Live 2016
2017
AEW All Out 2025
2025
AEW All Out 2022
2022
AEW Double or Nothing 2023
2023
WWE Payback 2017
2017
WWE SummerSlam 2017
2017
WWE WrestleMania 33
2017
WWE Money in the Bank 2018
2018
WWE Battleground 2016
2016
WWE Royal Rumble 2017
2017
WWE Payback 2016
2016
WWE Backlash 2018
2018
AEW x NJPW Present Forbidden Door 2024
2024
WWE Hell in a Cell 2016
2016
AEW Full Gear 2023
2023
AEW Worlds End 2023
2023
IMPACT Wrestling: Victory Road 2021
2021
WWE Roadblock: End of the Line 2016
2016
NXT's Greatest Matches Vol. 1
2016
AEW Revolution 2025: Zero Hour
2025
WWE Roadblock 2016
2016
WWE Greatest Royal Rumble
2018
AEW Dynasty 2025
2025
ROH Final Battle 2024
2024
AEW All In 2024: London
2024
WWE Fastlane 2017
2017
IMPACT Wrestling: Homecoming 2021
2021
WWE Great Balls of Fire
2017
IMPACT Wrestling: Bound For Glory 2021
2021
IMPACT Wrestling: Slammiversary 2021
2021
WWE NXT Live: From San Jose 2015
2015
IMPACT Wrestling: Throwback Throwdown II
2021
AEW ROH Global Wars Australia
2025
IMPACT Wrestling: Against All Odds 2021
2021
IMPACT Wrestling: Hard to Kill 2022
2022